Control Technology, Inc.
products for industrial process automation.
Control Technology Inc. (CTI) manufactures the CTI 2500 Series™ Programmable Controller System—a compatible replacement for the Simatic® 505.
2557 16-Channel RTD Input Module
The 2557 is a high-speed 16-channel isolated RTD input module designed to be compatible with the 2500 Series™ I/O base. The 2557 translates millivolt level signals from the RTD element into a scaled temperature value.
Features
- Replaces Siemens® 505-2557
- 16 bit ADC for each channel
- Supports 10Ω copper, 100Ω platinum, and 120Ω nickel RTDs, and millivolt inputs
- Advanced preprocessing with on-board scaling
- Alarm detection
- Filtering and averaging
- Fast 20 mSec update time
- Open RTD detection and lead resistance compensation
- Support for 2, 3, or 4 wire RTD elements
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